The HM2AAA-BLK part of PacTec is a waterproof plastic enclosure made to protect and store various items in a variety of applications. This enclosure is considered NEMA-4X rated and is made of black ABS material. It includes a self-sealing gland and gasket to maintain a tight seal, making it resistant to dust, water, oil, and other contaminants. It also has two secret slam latches for quick opening when needed and uses two #6 screws for mounting. This enclosure is suitable for a range of industrial, medical, and any other harsh environment applications.